1pcs Li-ion Lithium Battery 18650 Charger PCB BMS Protection Board Module,4S 40A Enhanced

Show on Amazon

Offer

Product description

  • Note When soldering the battery for the first time or when charging is in progress, as long as the single battery exceeds 4.2V, the "430" resistor will heat up and discharge (discharge to about 4.19V to stop heating). If the "430" resistor is severely hot, check if the wrong line is connected.
  • Note 4 groups of batteries in series, please ensure that the voltage of each group of batteries, if not the same, please fill each battery separately and then use in series. The The Discharge test, the voltage drop faster battery that group is poor battery.

You might also be interested in these 18650 batteries 40a.

© 2025 WHICH.ONE. ALL CONTENT IS SUBJECT TO OUR COPYRIGHT.